diff --git a/src/interfaces/api.interface.ts b/src/interfaces/api.interface.ts
new file mode 100644
index 0000000..5220834
--- /dev/null
+++ b/src/interfaces/api.interface.ts
@@ -0,0 +1,36 @@
+import {IUserData} from "@/interfaces/userdata.interface";
+
+// -----   Request    -----
+
+export interface IApiRegisterReq {
+	firstName: string;
+	lastName: string;
+  pseudo: string;
+  city: string;
+  email: string;
+  password: string;
+  age: number;
+}
+
+export interface IApiLoginReq {
+	email: string;
+	password: string;
+}
+
+
+// -----   Response   -----
+
+export interface IAbstractApiResponse {
+	message?: Array<string>;
+	error?: string;
+	statusCode?: number
+}
+
+export interface IApiRegisterRes extends IAbstractApiResponse {
+	access_token?: string;
+	user?: IUserData
+}
+
+export interface IApiLoginRes extends IAbstractApiResponse {
+	access_token?: string
+}
\ No newline at end of file